MCP MeasureMCP Measure

index observed

cc0company-mcp

cc0pedia CC0 database + cc0.company agent services as MCP tools, paid per call via x402 on Base.

Should I use this

Quality & Safety

B
Description quality
100%
Schema completeness
96%
Naming quality
50%
Poisoning risk
0%
Permission match
100%
Protocol compliance
100%

Findings (33)

  • HIGHTool poisoning patterns detected
  • MEDIUMTool description contains suspicious base64-like encoded stringin monet-gen
  • MEDIUMTool description contains URL to non-standard domainin monet-gen
  • MEDIUMTool description contains suspicious base64-like encoded stringin van-gogh-gen
  • MEDIUMTool description contains URL to non-standard domainin van-gogh-gen
  • MEDIUMTool description contains suspicious base64-like encoded stringin hokusai-gen
  • MEDIUMTool description contains URL to non-standard domainin hokusai-gen
  • MEDIUMTool description contains suspicious base64-like encoded stringin sartoshi-gen
  • MEDIUMTool description contains URL to non-standard domainin sartoshi-gen
  • MEDIUMTool description contains suspicious base64-like encoded stringin darkfarms-gen

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~2,948Tokens (tool definitions)
~518 BTypical response size
Significant attention impact (2.30% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "cc0company-mcp": {
      "url": "https://cc0.company/api/mcp"
    }
  }
}

Remote endpoints

https://cc0.company/api/mcpstreamable-http

What it can do

Tool inventory

Tools (22)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢cc0pedia(query)

The agentic read API over cc0pedia — the largest machine-readable CC0 database (1,100+ entries: public-domain creators, collections, works). Pay $0.01 USDC per lookup; get ONE entry resolved from a free-text query: provenance, creator, license, on-chain pointers (collection contract addresses / chains / OpenSea), and the full CC0 body. Synchronous JSON, no polling. A miss returns 404 and the payment auto-cancels. Output license: CC0. [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "query": {
      "type": "string",
      "description": "Name or slug of a CC0 creator, collection, or work (e.g. 'sartoshi', 'mfers', 'xcopy')."
    }
  },
  "required": [
    "query"
  ],
  "additionalProperties": true
}
🟢cc0pedia-search(query, kind, limit)

Search the largest machine-readable CC0 database — ranked matches (slug, title, kind, license, contract). [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "query": {
      "type": "string",
      "description": "Free-text search across cc0pedia titles (case-insensitive)."
    },
    "kind": {
      "type": "string",
      "enum": [
        "artist",
        "work",
        "movement"
      ],
      "description": "Optional filter by entry kind."
    },
    "limit": {
      "type": "number",
      "description": "Max results (1-50, default 25)."
    }
  },
  "required": [
    "query"
  ],
  "additionalProperties": true
}
⚪cc0pedia-verify(contract)

License oracle: is a contract a documented CC0 work? Returns license + full provenance. [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "contract": {
      "type": "string",
      "description": "EVM contract address (0x...) to check for documented CC0 status."
    }
  },
  "required": [
    "contract"
  ],
  "additionalProperties": true
}
⚪cc0pedia-market(slug, contract, chain)

Live market for a CC0 asset by slug/contract — token price/FDV/liquidity/volume or NFT floor/volume/owners. [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "slug": {
      "type": "string",
      "description": "A cc0pedia entry slug (e.g. 'mfergpt', 'ok-degen')."
    },
    "contract": {
      "type": "string",
      "description": "Or a raw contract address (0x...)."
    },
    "chain": {
      "type": "string",
      "description": "Optional chain hint (base, ethereum)."
    }
  },
  "additionalProperties": true
}
⚪liminal-stack-intel-7g6WFg(prompt)

Tech-stack and infrastructure intel for a domain: DNS records, TLS certificate summary, live HTTP probe with hosting/CDN/framework hints (cloudflare, vercel, aws, nginx, nextjs, shopify, ...). [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
🟢liminal-http-headers-91moXQ(prompt)

Fetch any public URL and analyze its HTTP security headers: status, server tech, present/missing security headers, 0-100 score and A-F grade. [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪liminal-email-deliverability-YrGJ-Q(prompt)

Email deliverability signals for a domain: MX records, SPF policy, DMARC policy, plus checks and an overall verdict (poor/fair/good/excellent). [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪liminal-dns-lookup-xvSPfA(prompt)

DNS records for any domain via DNS-over-HTTPS: A, AAAA, MX, TXT, NS, CNAME. Pass type ALL (default) or a single type. [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪liminal-domain-age-7bBxAg(prompt)

Domain age and registrar intel via RDAP: registration date, age in days/years, expiry, last changed, registrar name. [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪liminal-ip-geo-78H1gg(prompt)

IP geolocation plus ASN/ISP intel for any public IPv4 or IPv6 address: country, region, city, coordinates, timezone, ISP, org, AS number/name. [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
🟢liminal-url-to-text-yj6VKg(prompt)

Fetch any public URL server-side and return clean readable text: page title plus body text with scripts, nav, footers and boilerplate stripped (max 8000 chars). [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪liminal-fiat-fx-qjuk-g(prompt)

Live fiat currency spot rate and inverse rate for any ISO currency pair (e.g. USD to EUR, USD to GBP). [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪liminal-spot-prices-8qLh-w(prompt)

Live crypto spot-price snapshots in USD for requested CoinGecko ids, with 24h change. Pass comma-separated ids (max 20); defaults to bitcoin,ethereum. [PAID: $0.01 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪cc0-daily-brief

Hourly-refreshed top-5 CC0 NFT collections digest. Returns synchronous JSON with per-collection 24h metrics (volume, sales, floor, holders), cc0pedia editorial context (creator, summary, lore link), and an LLM-synthesized narrative + macro headline. Sources: OpenSea v2 stats, cc0pedia, Anthropic Haiku for synthesis. Cache TTL: hourly. Output license: CC0 — agents may reuse, repost, remix the JSON freely. [PAID: $0.05 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {},
  "additionalProperties": true
}
⚪mfergpt-mferfy(prompt)

Turn any image into a mfer in the mferGPT house style, re-brokered by cc0.company over x402. Pass an image URL as the prompt; returns a mferfied image. Third-party service — cc0.company pays the mfergpt upstream as an x402 client and adds a commission of max(5%, 0.005 USDC) — the buyer pays buyer_price_usdc. [PAID: $0.05 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
🟢mfergpt-ask(prompt)

Ask mferGPT anything and get a response in the mfer voice, re-brokered by cc0.company over x402. Third-party service — cc0.company pays the mfergpt upstream as an x402 client and adds a commission of max(5%, 0.005 USDC) — the buyer pays buyer_price_usdc. [PAID: $0.05 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
🟢mfergpt-lore(prompt)

Query the mfer lore archive (history, culture, community) by mfergpt, re-brokered by cc0.company over x402. Pass your search as the prompt; returns matching lore excerpts. Third-party service — cc0.company pays the mfergpt upstream as an x402 client and adds a commission of max(5%, 0.005 USDC) — the buyer pays buyer_price_usdc. [PAID: $0.02 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪monet-gen(prompt)

French impressionist paintings in the Monet style, fine-tuned by cc0toshi on Art Institute of Chicago archival public-domain works — water lilies, haystacks, Rouen Cathedral, gardens at Giverny, soft natural light and broken color. Output is public domain (CC0). Caption guide at https://cc0.company/skill/monet-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/monet-gen.md. [PAID: $0.069 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
🟡van-gogh-gen(prompt)

Post-impressionist oil paintings in the Van Gogh style, fine-tuned by cc0toshi on Art Institute of Chicago archival public-domain works — visible brushstrokes, swirling skies, wheat fields, cypress trees, self-portraits, sunflowers. Output is public domain (CC0). Caption guide at https://cc0.company/skill/van-gogh-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/van-gogh-gen.md. [PAID: $0.069 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪hokusai-gen(prompt)

Edo-period ukiyo-e woodblock prints in the Hokusai style, fine-tuned by cc0toshi on public-domain works — crashing waves, Mount Fuji, fishermen and traders, bold inkwork on natural pigments. Output is public domain (CC0). Caption guide at https://cc0.company/skill/hokusai-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/hokusai-gen.md. [PAID: $0.069 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪sartoshi-gen(prompt)

Generate 1/1 hand-drawn mfer art in the style of sartoshi (CC0) — thin wobbly ink lines, naive doodle style. Fine-tuned by cc0toshi on a public-domain corpus. Output is public domain (CC0). Caption guide at https://cc0.company/skill/sartoshi-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/sartoshi-gen.md. [PAID: $0.069 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}
⚪darkfarms-gen(prompt)

Generate crypto Pepe meme art in the style of Darkfarms1 (CC0). Fine-tuned by cc0toshi on a public-domain corpus. Output is public domain (CC0). Caption guide at https://cc0.company/skill/darkfarms-gen.md. Skill + prompt templates on GitHub: https://github.com/cryptomfer/cc0company/blob/main/agent-services/darkfarms-gen.md. [PAID: $0.069 USDC per call via x402]

Input Schema

{
  "type": "object",
  "properties": {
    "prompt": {
      "type": "string",
      "description": "Input prompt for this service."
    }
  },
  "required": [
    "prompt"
  ],
  "additionalProperties": true
}

Community

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Evidence

Recent observations

verifiedversion not recorded22 tools
verifiedversion not recorded13 tools
verifiedversion not recorded14 tools